WAF rule

Drupal discovered a severe vulnerability and said they would release a patch. When the patch was released we analysed and created rules to mitigate these. By analysing the patch we created WAF rules to protect Cloudflare customers running Drupal....

Threat landscapes change every second. As attackers evolve, vulnerabilities materialise faster than engineers can patch systems becoming more dynamic and devious. Part of Cloudflare’s mission is to keep you and your applications safe....

Drupal has recently announced an update to fix a critical remote code execution exploit (SA-CORE-2018-002/CVE-2018-7600). This patch is to disallow forms and form fields from starting with the “#” character....

From time to time a customer writes in and asks about certain requests that have been blocked by the CloudFlare WAF. Recently, a customer couldn’t understand why it appeared that some simple GET requests for their homepage were listed as blocked in WAF analytics....